Lista regionu
- N4S 1X2 - Woodstock, Oxford, Ontario
- N4S 1X3 - Woodstock, Oxford, Ontario
- N4S 1X4 - Woodstock, Oxford, Ontario
- N4S 1X5 - Woodstock, Oxford, Ontario
- N4S 1X7 - Woodstock, Oxford, Ontario
- N4S 1X8 - Woodstock, Oxford, Ontario
- N4S 1X9 - Woodstock, Oxford, Ontario
- N4S 1Y1 - Woodstock, Oxford, Ontario
- N4S 1Y2 - Woodstock, Oxford, Ontario
- N4S 1Y3 - Woodstock, Oxford, Ontario
- N4S 1Y4 - Woodstock, Oxford, Ontario
- N4S 1Y5 - Woodstock, Oxford, Ontario
- N4S 1Y7 - Woodstock, Oxford, Ontario
- N4S 1Y8 - Woodstock, Oxford, Ontario
- N4S 1Y9 - Woodstock, Oxford, Ontario
- N4S 1Z1 - Woodstock, Oxford, Ontario
- N4S 1Z2 - Woodstock, Oxford, Ontario
- N4S 1Z3 - Woodstock, Oxford, Ontario
- N4S 1Z4 - Woodstock, Oxford, Ontario
- N4S 1Z5 - Woodstock, Oxford, Ontario